Re: How to force using a module in Gnulib? (expl() on OpenBSD)

[Assaf Gordon]

Hello,

On 04/15/2014 01:34 PM, Pádraig Brady wrote:
> On 04/15/2014 05:18 PM, Assaf Gordon wrote:
> > +  dnl On some systems (OpenBSD5.4) the system's native expl() is buggy:
> > +  dnl it returns 'nan' for small values. This test compares expl() to exp() .
>
> You might assume that fabs is in the same lib as expl?
> So this FABS_LIBM var is probably best left out,
> as it's not guaranteed set here.
<...>
> Is checking this whole range necessary?
<...>
> s/in/ion/
<...>
> You could just move the whole block earlier in the function to line 55,
> so that the subsequent check of $gl_cv_func_expl_in_libm etc. is significant?

Attached is an improved version, changed according to your suggestions.
It now uses Gnulib's expl on OpenBSD5.4, and the native expl on other systems.


Regards,
 -gordon

m4_buggy_expl_2014_04_16.patch
Description: Text Data